Comparison

Deflection Lite vs PdfToWatchReader Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Deflection Lite

This app provides interactive and precise structural beam analysis. Easily visualize beam bending by dragging loads and supports, and calculate key engineering results like reactions, shear force, and bending moment.

Highlights
  • Interactive beam bending visualization
  • Calculate reactions, shear force, and bending moment
  • Built-in cross-section databases
  • Unlimited loads and supports
  • Export design to shareable permalink
  • Metric and standard units
Features
Read full description

Deflection Lite is the most interactive, fast, and precise app available for structural beam analysis. Simply drag loads and supports on the beam, and see how it bends. RESULTS Calculate reactions, shear force, bending moment, and beam deflection quickly and easily. CROSS SECTION DATABASES Specify elastic modulus and moment of inertia values directly, or find common shapes and materials using the built-in databases, which include most international steel sections, as well as some aluminum and wood shapes. UNLIMITED LOADS AND SUPPORTS Simply drag any load or support on the beam. • Concentrated point loads • Distributed loads • Moment loads • Simple supports • Fixed supports • Fixed hinges • Floating Gerber hinges OTHER FEATURES • Export your design to a permalink that you can share. • Automatic detection of local maxima and minima in diagrams • Metric and standard measurement units CONTACT We like to hear from you! Please email contact@ketchep.com if you have any issues, questions, or comments.

About

PdfToWatchReader Pro

Features
Read full description

PDF To Watch Reader Pro requires a subscription to access all features. PDF To Watch Reader Pro is the simplest way to carry your documents everywhere you go. Import any PDF and read it with clean, distraction-free pages on your iPhone and iPad — then glance down and keep reading right on your Apple Watch, no phone in hand. Your whole library stays in sync through your own iCloud or Google Drive account, so every document is available the moment you switch devices, and nothing ever leaves your control. Save your most-used searches and jump straight to what matters across your entire library with a single tap. Choose between light and dark themes for comfortable reading day or night, and manage your Apple Watch storage with a single tap. Private by design, fast, and made for people who read on the move. Subscription Information: Monthly and annual auto-renewing subscription options available Payment is charged to your Apple ID at confirmation of purchase Subscription automatically renews unless cancelled at least 24 hours before the end of the current period Manage or cancel your subscription in your Apple ID account settings Privacy Policy: https://pdfreaderpro.zonesoft.ro/privacy.html Terms of Use: https://pdfreaderpro.zonesoft.ro/terms.html

Screenshots

Deflection Lite4 screens
PdfToWatchReader Pro4 screens

Verdict

The call

The clearest difference is in-app purchases: Deflection Lite at none against PdfToWatchReader Pro's 2. Deflection Lite also leads on iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. PdfToWatchReader Pro sells 2 in-app purchases, starting at $0.99 per month. Deflection Lite asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Deflection Lite versus PdfToWatchReader Pro: the parameters behind the verdict, then further details
ParameterDeflection LitePdfToWatchReader Pro
PriceFreeFree
Rating4.5 (46 ratings) — better—
Positive reviews44.4% of reviews—
Number of ratings46 — better—
Update frequencyEvery 3 months—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, Apple Watch
Requires iOS15.0 — better17.0
Further details — not scored
Size108 MB6 MB
Age rating4+4+
DeveloperBlue KetchepZONESOFT S.R.L.

In-app purchases

None

Deflection Lite

No in-app purchases

2 purchases

PdfToWatchReader Pro

Subscriptions2
  • PdfToWatchReaderPro Premium3 Days trial$0.991 Month
  • PdfToWatchReaderPro Premium3 Days trial$9.991 Year

Questions

Is Deflection Lite free?
Deflection Lite is free to download, with no in-app purchases.
Is PdfToWatchReader Pro free?
PdfToWatchReader Pro is free to download, with in-app purchases available.
Do Deflection Lite or PdfToWatchReader Pro have ads?
Neither Deflection Lite nor PdfToWatchReader Pro shows ads.

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